Motorola DSP56309 User Manual page 320

BOOTSTRAP PROGRAMS
; BOOTSTRAP CODE FOR DSP56309 - (C) Copyright 1998 Motorola Inc.
; BOOTSTRAP CODE FOR DSP56302 - (C) Copyright 1995 Motorola Inc.
; Revised March, 1998.
; Revised June, 29 1995.
;
;
; Bootstrap through the Host Interface, External EPROM or SCI.
; Bootstrap through the Host Interface, External EPROM or SCI.
;
;
; This is the Bootstrap program contained in the DSP56309 192-word Boot
; This is the Bootstrap program contained in the DSP56302 192-word Boot
; ROM. This program can load any program RAM segment from an external
; ROM. This program can load any program RAM segment from an external
; EPROM, from the Host Interface or from the SCI serial interface.
; EPROM, from the Host Interface or from the SCI serial interface.
;
;
;
;
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;
;
; If MD:MC:MB:MA=1000, then the Boot ROM is bypassed and the DSP56309 will
; If MD:MC:MB:MA=1000, then the Boot ROM is bypassed and the DSP56302 will
; start fetching instructions beginning with the address $8000 assuming
; start fetching instructions beginning with the address $8000 assuming
that
that
; an external memory of SRAM type is used. The accesses will be performed
; an external memory of SRAM type is used. The accesses will be performed
; using 31 wait states with no address attributes selected (default area).
; using 31 wait states with no address attributes selected (default area).
MOTOROLA
APPENDIX A
DSP56309UM/D A-1